2．16．Where did Helen come from？ A．America． B．China． C．England． 17．How old was Helen when she was ill？ A．One year and seven months old． B．One year and five months old． C．One year and nine months old． 18．What was the matter with Helen？ A．She could see and hear nothing． B．She could see nothing but she could hear something． C．She could hear nothing but she could see something． 19．Who helped Helen learn to read and write？ A．Her teacher． B．Her classmates． C．Her parents． 20．Why is her book The Story of My Life very popular？ A．Because it encourages many people． B．Because Helen was brave． C．Because it is not expensive．
